Hardened teeth on the smaller sprocket of a roller chain drive are recommended if the drive ratio is four to one or greater or if the smaller sprocket has 24 teeth or less and is running at a speed of over 600 rpm.
features
Hardened teeth sprockets afford longer chain and sprocket life
Tolerances meet or exceed ANSI standards
Manufactured of high carbon steel
Precise machining and processes ensure consistent finish and high quality
Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
Bores are concentric to pitch line, minimizing run out
Interchangeable with other manufacturers’ Taper bushings
Stocked Heat Treat
Material External Use
Steel
O.D.
8.664 in
Inch/Metric
Inch
No. of Teeth
12
Width Across Teeth
1.156 in
Hardened Teeth
With Hardened Teeth
Bore Size [Min]
0.938 in
Outside Dia. [Min]
8.664 in
Bushing Bore Size [Min]
0.938 in
Hub O.D.
5.25 in
Bore Type
Bushed
Bore Size [Max]
3 in
Pitch Diameter
7.7274 in
Overall Length Less Threads
N/A
Chain No.
160
Bushing Type
Taper Lock
Single Strand Tooth Thickness
1.156 in
Material Internal Use
Carbon Steel
No. of Strands Across
1
Outside Dia.
8.664 in
Bushing Bore Size [Max]
3 in
Chain Pitch
2.000 in
Chain Sprocket Pitch
2 in
Sprocket Style
B
Martin No.
160BTB12H
Tooth Width
1.156 in
Caliper Diameter
6.7024 in
Hub Dia.
5 1/4 in
Pitch Dia.
7.727 in
No. of Teeth Rows Strands
1
Construction Internal
Welded
Hub Length
0.59 in
Hub Projection
0.59 in
Material
Steel
Bushing Bore [Max]
3 in
Type
B
Bushing Bore [Min]
0.938 in
Length Through Bore
2 in
Bushing Series
3020
Chain Sprocket Number
160
Overall Length
2 in
Weight
11.64 LB
EAN or UPC
697950044026
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